Despite the complexity, there are certain established bits of knowledge of how food affects your mood that you can put into practice.

尽管理论很复杂，这里有一些实用的知识有关食物怎样影响心情的，你可以运用到实际生活中。

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We have to find our way about in the vast medley of created things that life spreads out around us, and pick up what bits of knowledge we can as we make our way along.

从生活在我们周围的他所创造的无数繁杂的生物之中，我们必须找到自己的方式，并在前行的过程中尽力地吸收一点一滴的知识。

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He is on a constant quest for knowledge, enjoys discussing life lessons, and loves to search for bits of enlightenment in everyday life.

他不断寻求知识并乐于讨论人生经验并搜寻日常生活中引人深思的小事。

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They took some well-known methods from statistics, including something called matrix factorization, added bits of knowledge about movie recommenders (like the fact that movies seen long ago tend to be rated highly) and then threw all of it against the wall to see what stuck.

FORBES: Digital Tools

The reliability and accuracy of all the other bits of evidence would have to be taken on trust by the courts, as they depend on the knowledge and experience of a particular forensic scientist.

ECONOMIST: Whose body of evidence?